I don't think that's a fair comparison here - what if they only spent 5 hours a week coding? Would they be able to say they have a year of experience after one

I don't think that's a fair comparison here - what if they only spent 5 hours a week coding? Would they be able to say they have a year of experience after one year of that? I think when it comes to work experience, a year of experience denotes a year of full time work.